diff --git a/cmake/DetermineProcessor.cmake b/cmake/DetermineProcessor.cmake
index 81ce600..7db7a95 100644
--- a/cmake/DetermineProcessor.cmake
+++ b/cmake/DetermineProcessor.cmake
@@ -11,6 +11,10 @@ IF(UNIX)
 			EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
 		#ENDIF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
 
+		IF(NV_SYSTEM_PROCESSOR STREQUAL "Power Macintosh")
+			SET(NV_SYSTEM_PROCESSOR "powerpc")
+		ENDIF(NV_SYSTEM_PROCESSOR STREQUAL "Power Macintosh")
+
 		# processor may have double quote in the name, and that needs to be removed
 		STRING(REGEX REPLACE "\"" "" NV_SYSTEM_PROCESSOR "${NV_SYSTEM_PROCESSOR}")
 		STRING(REGEX REPLACE "/" "_" NV_SYSTEM_PROCESSOR "${NV_SYSTEM_PROCESSOR}")